CBSE Class 9: Science - Ch15: Improvement in Food Resources

Improvement in Food Resources

Short Q & A

Q1: What is domestication?

Answer: The keeping and breeding of animals is called domestication.


Q2: What are the major sources of food? Name the commercial practices we perform to obtain  the food.

Answer: Both plants and animals provide us food. Agriculture and animal husbandry are the practices that provide us with all our animal and plant food.


Q3: Name the revolution which led to better and efficient production and availability of milk.

Answer: White revolution.


Q4: Define animal husbandry.

Answer: The scientific management of livestock which deals with the feeding, caring and breeding of
domesticated animals is called animal husbandry.


Q5: Name the programmes executed in India to increase food production.

CBSE Class 7/8/9/10 - English Grammar - Articles (Common Errors)

ARTICLES

Common Errors

Q: Correct the following sentences:

1. Never tell lie.
2. I have lost a pen that you gave me.
3. I am in hurry.
4. She is a honest girl.
5. He has headache.
6. It is time to take the tea.
7. The man is mortal.
8. Please give me an one-rupee note.
9. She is a M.A. in geography.
10. He is going to an university.

CBSE Class 10 - Science - CHEMICAL REACTIONS AND EQUATIONS (MCQs)

CHEMICAL REACTIONS AND EQUATIONS

MCQs

Q1: Which of the following is not a decomposition reaction?

(a) CaCO₃ → CaO + CO₂
(b) H₂ + Cl₂ → 2HCl
(c) H₂CO₃ → H₂O + CO₂
(d) 2KClO₃ → 2KCl + 3O₂

Q2: Which of the following is not an oxidising agent?

(a) Oxygen
(b) Conc. Sulphuric acid
(c) Chlorine
(d) Hydrogen


Q3: The oxidation reaction which produces heat and light is

(a) endothermic
(b) photochemical
(c) combustion
(d) exothermic

CBSE Class 8/9/10 - English Grammar - ONE WORD SUBSTITUTION

ONE WORD SUBSTITUTION

1. To give up the throne voluntarily                                       
2. The original inhabitants                                                     
3.A partner in crime or sin                                                    
4. Who is not sure about the existence of God                      
5. A foreigner                                                                      
6. A person who loves others                                               
7. Of superhuman qualities                                                  
8. Preventing fever                                                              
9. Sound of noisy weeping                                                   
10. A vain boasting fellow                                                    

CBSE Class 8 - Science - CH11 - Force and Pressure (MCQs)

Force and Pressure 

(MCQs)

Q1: Opening a door is an example of ._______

(a) Contact force
(b) Non contact force
(c) Spring force
(d) Magnetic force




Q2: What is the cause of change in motion or change in the state of motion?

(a) Pressure
(b) Atmospheric Pressure
(c) Friction
(d) Force


Q3: A charged balloon attaches to a wall because of ______

(a) Muscular force
(b) Electrostatic force
(c) Magnetic force
(d) Gravitational force

CBSE Class 7 - Science - CH2: Nutrition in Animals (MCQs)

Nutrition in Animals

Human Digestive System

MCQs

Q1: The pointed teeth in the buccal cavity are called:

(a) incisors
(b) canines
(c) premolars 
(d) molars


Q2: Bile juice is stored in 

(a) liver
(b) pancreas
(c) gall bladder 
(d) stomach


Q3: The inner walls of the small intestine have millions of small finger like projections called

(a) villi
(b) trachae
(c) appendix
(d) oesophagus

CBSE Class 9 - Hindi - अनेक शब्दों के लिए एक शब्द

अनेक शब्दों के लिए एक शब्द

(Asked in CBSE 2012 SA1 Papers)

१. गणित का ज्ञाता
२. हाथ से लिखा हुआ
३. शरण में आया हुआ
४. जिसका कोई शत्रु न हो
५. जो बिना वेतन के काम करे
६. जो कभी संभव न हो सके
७. जिसका अंत न हो
८. जो उपकार को माने
९. जिसे गुप्त रखा जाये
१०. जो कभी बूढ़ा न हो
११. जिसे किसी भी स्थिति में टाला न जा सके
१२. सत्य बोलने वाला
१३. जिसका कोई स्वामी/नाथ न हो
१४. जिसका जन्म न हो सके
१५. जो सब कुछ जानता हो